| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aldford Brook | River Dee | 53.1360900000 | -2.8695200000 | Map | |||||||
| River Ceiriog |  | River Dee | 52.9500000000 | -3.0000000000 | Map | ||||||
| River Clywedog |  | River Dee | 53.0197000000 | -2.8824700000 | Map | ||||||
| River Eitha |  | River Dee | 52.9618000000 | -3.0420800000 | Map | ||||||
| Wych Brook |  | River Dee | 53.0386000000 | -2.8616700000 | Map |